Specifications

Field Standards - Appendix E
Anchor Chart -
(continued)
Use this chart to determine the size of the hole to drill for the anchor you choose.
DIAMETER OF DRILL HOLE DIAMETER OF DRILL HOLE
DESCRIPTION ANCHOR SIZE ANCHOR SIZE
Drop in Anchors 1/4 3/8 5/8 7/8
3/8 1/2 3/4 1
1/2 5/6
Lag Shields 1/4 1/2 1/2 3/4
5/16 1/2 5/8 7/8
3/8 5/8 3/4 1
Lead Wood Screw #8 1/4 #16 3/8
Anchors #10 5/16
Lead Machine Screw 6/32 5/16 3/8 3/4
Anchors, Single 8/32 5/16 1/2 7/8
Expansion Shields & 10/24 3/8 5/8 1-1/8
Double Expansion 1/4 1/2 3/4 1-1/4
Shields 5/16 5/8
Plastic Conical
Anchors
6-8 3/16 10-12 1/4
8-10 3/16 10-12 5/16
Toggle Bolts 1/8 3/8 5/16 7/8
3/16 1/2 3/8 1
1/4 5/8 1/2 1-1/4
Hollow Wall
Anchors
1/8 - All Sizes 5/16 1/4 - S 7/16
3/16 - S 3/8 1/4 - L 7/16
3/16 - L 3/8 1/4 - XL 1/2
3/16 - XL 7/16
Plastic Toggles 1/8 - All Sizes 5/16